Inventor · disambiguated record
Kohei Koyama
Also filed as: KOYAMA KOHEI
4 granted patents·2 pending applications·12 citations·filing 2006–2019
62Inventor score
Top patents by PatentIndex Score
6 records- 0182US8022205B2Pyrimidine derivatives as PI3K inhibitor and use thereofCHUGAI PHARMACEUTICAL CO LTD·Filed 2007·Granted Sep 20, 2011·11 cites·18 claims
- 0265US11109593B2Isoxazolin-5-one derivative and herbicide containing same as active ingredientHOKKO CHEM IND CO·Filed 2018·Granted Sep 7, 2021·1 cites·11 claims
- 0353US2021309619A1Isoxazolin-5-one derivatives and herbicides containing the same as active ingredientsHOKKO CHEM IND CO·Filed 2019·Application pending·0 cites
- 0447US2010324284A1Pyrrolopyrimidine derivative as p13k inhibitor and use thereofCHUGAI PHARMACEUTICAL CO LTD·Filed 2009·Application pending·0 cites
- 0543US11076595B21-(n,n-disubstituted carbamoyl) 4-(substituted sulfonyl)triazolin-5-one derivative, 4-(n,n-disubstituted carbamoyl) 1-(substituted sulfonyl)triazolin-5-one derivative, and herbicide containing said derivative as active ingredientHOKKO CHEM IND CO·Filed 2018·Granted Aug 3, 2021·0 cites·12 claims
- 0643US7820693B21-(2H)-isoquinolone derivativeCHUGAI PHARMACEUTICAL CO LTD·Filed 2006·Granted Oct 26, 2010·0 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →